Y10 End of Year Physics Crossword

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Across
  1. 1. The same in all places.
  2. 3. Measured in kilograms.
  3. 8. forces When the forces in opposite directions on an object are the same size. Zero resultant force.
  4. 11. The time taken for one complete wave.
  5. 12. The unit for measuring voltage.
  6. 13. A push, pull or twist. Measured in Newtons.
  7. 14. A place where there is no matter at all.
  8. 17. The energy needed to raise the temperature of 1 kg of a substance by 1 degree Celsius.
  9. 18. A tiny particle with a negative charge.
  10. 19. Any energy source that will never run out.
  11. 21. To give out.
  12. 22. An electrical circuit that allows current to take more than one route.
  13. 23. A component that only allows current to flow in one direction through it.
  14. 26. The time taken to respond to a stimulus.
  15. 29. A wave where the vibrations are parallel to the direction of motion.
  16. 32. A unit for temperature.
  17. 33. An instrument for measuring voltage.
  18. 35. The unit of energy.
  19. 37. A component whose resistance decreases as the temperature increases.
  20. 38. Measured in m/s.
  21. 40. The unit of current
  22. 42. Speed in a given direction.
  23. 43. The total force acting on an object.
  24. 44. Whether a sound is high or low.
  25. 45. The correct word for one battery.
Down
  1. 2. Any energy source that will run out.
  2. 4. The temperature at which all motion stops. -273 degrees Celsius
  3. 5. The change in direction of a wave as it goes from one medium to another.
  4. 6. The force that causes an object to follow a circular path. It acts towards the centre of a circle.
  5. 7. The upward force exerted by a fluid.
  6. 9. A resistor whose resistance decreases when light is shone on it.
  7. 10. The space around an object with an electric charge where it can affect other objects.
  8. 15. When an object changes speed
  9. 16. A material which stops heat flowing from one object to another.
  10. 20. The unit of power.
  11. 24. Spread out.
  12. 25. A vector has both ..... and direction.
  13. 27. The transfer of heat energy by a moving fluid (hot air rises).
  14. 28. A line drawn at right angles to the surface of a mirror.
  15. 30. A piece of apparatus used to measure the speed of a fast moving object.
  16. 31. A force which opposes (acts against) motion.
  17. 34. The unit for magnetic flux density (also a very fast car).
  18. 36. The unit of electrical resistance.
  19. 38. A diagram showing energy transfers. The width of the arrow is proportional to the amount of energy that it represents.
  20. 39. The force due to gravity.
  21. 41. The number of vibrations per second. Measured in Hertz.